RU2010111142A - SELF-RESTRICTED CATALYTIC SYSTEM WITH AN ADJUSTABLE RATIO OF ALUMINUM AND SCA AND METHOD - Google Patents

SELF-RESTRICTED CATALYTIC SYSTEM WITH AN ADJUSTABLE RATIO OF ALUMINUM AND SCA AND METHOD Download PDF

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RU2010111142A
RU2010111142A RU2010111142/04A RU2010111142A RU2010111142A RU 2010111142 A RU2010111142 A RU 2010111142A RU 2010111142/04 A RU2010111142/04 A RU 2010111142/04A RU 2010111142 A RU2010111142 A RU 2010111142A RU 2010111142 A RU2010111142 A RU 2010111142A
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Линьфэн ЧЭНЬ (US)
Линьфэн ЧЭНЬ
Ричард Э. КЭМПБЕЛЛ (US)
Ричард Э. КЭМПБЕЛЛ
ЭГМОНД Ян В. ВАН (US)
ЭГМОНД Ян В. ВАН
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Дау Глобал Текнолоджиз, Инк. (Us)
Дау Глобал Текнолоджиз, Инк.
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Abstract

1. Каталитическая композиция, включающая: ! одну или несколько композиций прокатализатора Циглера-Натта, содержащих одно или несколько соединений переходных металлов и один или несколько внутренних доноров электронов в виде эфиров ароматической дикарбоновой кислоты; !один или несколько алюминийсодержащих сокатализаторов и агент для контроля за селективностью (SCA), включающий смесь эфира C4-C30-алифатической кислоты и силановой композиции, и молярное соотношение алюминия и суммарного SCA составляет от 0,5:1 до 4:1. ! 2. Каталитическая композиция по п.1, в которой молярное соотношение алюминия и суммарного SCA составляет от 1:1 до 3:1. ! 3. Каталитическая композиция по п.1, в которой эфир C4-C30-алифатической кислоты выбирают из группы, включающей: изопропилмиристат, ди-н-бутилсебацинат, (поли)(алкиленгликоль)-моно- или ди-миристаты и комбинации указанных соединений. ! 4. Каталитическая композиция по п.1, в которой силановая композиция представляет собой дициклопентилдиметоксисилан. !5. Каталитическая композиция по п.1, в которой силановая композиция представляет собой смесь диметилдиметоксисилана и члена, выбираемого из группы, включающей: дициклопентилдиметоксисилан, метилциклогексилдиметоксисилан и н-пропилтриметоксисилан. ! 6. Каталитическая композиция по п.1, в которой SCA содержит 60-97 мол.% сложного C4-C30-алифатического эфира и 3-40 мол.% силановой композиции. ! 7. Каталитическая композиция по п.1, включающая изопропилмиристат и дициклопентилдиметоксисилан. ! 8. Каталитическая композиция по п.1, включающая ди-н-бутилсебацинат и дициклопентилдиметоксисилан. ! 9. Каталитическая композиция по п.1, включающая алкиловый эфир C8-C30-алифат 1. The catalytic composition, including:! one or more Ziegler-Natta procatalyst compositions containing one or more transition metal compounds and one or more internal electron donors in the form of aromatic dicarboxylic acid esters; ! one or more aluminum-containing cocatalysts and a selectivity control agent (SCA) comprising a mixture of a C4-C30 aliphatic acid ester and a silane composition, and a molar ratio of aluminum to total SCA is from 0.5: 1 to 4: 1. ! 2. The catalyst composition according to claim 1, in which the molar ratio of aluminum to total SCA is from 1: 1 to 3: 1. ! 3. The catalytic composition according to claim 1, wherein the C4-C30 aliphatic acid ester is selected from the group consisting of: isopropyl myristate, di-n-butylsebacinate, (poly) (alkylene glycol) mono- or di-myristates and combinations of these compounds. ! 4. The catalytic composition according to claim 1, in which the silane composition is dicyclopentyldimethoxysilane. !5. The catalyst composition of claim 1, wherein the silane composition is a mixture of dimethyldimethoxysilane and a member selected from the group consisting of dicyclopentyldimethoxysilane, methylcyclohexyl dimethoxysilane and n-propyltrimethoxysilane. ! 6. The catalytic composition according to claim 1, in which the SCA contains 60-97 mol.% Complex C4-C30 aliphatic ester and 3-40 mol.% Silane composition. ! 7. The catalytic composition according to claim 1, including isopropyl myristate and dicyclopentyldimethoxysilane. ! 8. The catalytic composition according to claim 1, including di-n-butylsebacinate and dicyclopentyl dimethoxysilane. ! 9. The catalytic composition according to claim 1, comprising a C8-C30 aliphate alkyl ester

Claims (48)

1. Каталитическая композиция, включающая:1. The catalytic composition, including: одну или несколько композиций прокатализатора Циглера-Натта, содержащих одно или несколько соединений переходных металлов и один или несколько внутренних доноров электронов в виде эфиров ароматической дикарбоновой кислоты;one or more Ziegler-Natta procatalyst compositions containing one or more transition metal compounds and one or more internal electron donors in the form of aromatic dicarboxylic acid esters; один или несколько алюминийсодержащих сокатализаторов и агент для контроля за селективностью (SCA), включающий смесь эфира C4-C30-алифатической кислоты и силановой композиции, и молярное соотношение алюминия и суммарного SCA составляет от 0,5:1 до 4:1.one or more aluminum-containing cocatalysts and a selectivity control agent (SCA) comprising a mixture of a C 4 -C 30 aliphatic acid ester and a silane composition, and a molar ratio of aluminum to total SCA is from 0.5: 1 to 4: 1. 2. Каталитическая композиция по п.1, в которой молярное соотношение алюминия и суммарного SCA составляет от 1:1 до 3:1.2. The catalyst composition according to claim 1, in which the molar ratio of aluminum to total SCA is from 1: 1 to 3: 1. 3. Каталитическая композиция по п.1, в которой эфир C4-C30-алифатической кислоты выбирают из группы, включающей: изопропилмиристат, ди-н-бутилсебацинат, (поли)(алкиленгликоль)-моно- или ди-миристаты и комбинации указанных соединений.3. The catalytic composition according to claim 1, wherein the C 4 -C 30 aliphatic acid ester is selected from the group consisting of: isopropyl myristate, di-n-butyl sebacinate, (poly) (alkylene glycol) mono or di myristates, and combinations thereof compounds. 4. Каталитическая композиция по п.1, в которой силановая композиция представляет собой дициклопентилдиметоксисилан.4. The catalytic composition according to claim 1, in which the silane composition is dicyclopentyldimethoxysilane. 5. Каталитическая композиция по п.1, в которой силановая композиция представляет собой смесь диметилдиметоксисилана и члена, выбираемого из группы, включающей: дициклопентилдиметоксисилан, метилциклогексилдиметоксисилан и н-пропилтриметоксисилан.5. The catalytic composition according to claim 1, in which the silane composition is a mixture of dimethyldimethoxysilane and a member selected from the group consisting of: dicyclopentyldimethoxysilane, methylcyclohexyl dimethoxysilane and n-propyltrimethoxysilane. 6. Каталитическая композиция по п.1, в которой SCA содержит 60-97 мол.% сложного C4-C30-алифатического эфира и 3-40 мол.% силановой композиции.6. The catalytic composition according to claim 1, in which the SCA contains 60-97 mol.% Complex C 4 -C 30 aliphatic ester and 3-40 mol.% Silane composition. 7. Каталитическая композиция по п.1, включающая изопропилмиристат и дициклопентилдиметоксисилан.7. The catalytic composition according to claim 1, including isopropyl myristate and dicyclopentyldimethoxysilane. 8. Каталитическая композиция по п.1, включающая ди-н-бутилсебацинат и дициклопентилдиметоксисилан.8. The catalytic composition according to claim 1, including di-n-butylsebacinate and dicyclopentyl dimethoxysilane. 9. Каталитическая композиция по п.1, включающая алкиловый эфир C8-C30-алифатической кислоты, и полимер, полимер, получаемый с помощью каталитической композиции, не имеет запаха.9. The catalytic composition according to claim 1, comprising a C 8 -C 30 aliphatic acid alkyl ester, and the polymer, polymer obtained by the catalytic composition, is odorless. 10. Каталитическая композиция, включающая:10. The catalytic composition, including: одну или несколько композиций прокатализатора Циглера-Натта, содержащих одно или несколько соединений переходных металлов и один или несколько внутренних доноров электронов в виде эфиров ароматической дикарбоновой кислоты;one or more Ziegler-Natta procatalyst compositions containing one or more transition metal compounds and one or more internal electron donors in the form of aromatic dicarboxylic acid esters; один или несколько алюминий-содержащих сокатализаторов иone or more aluminum-containing cocatalysts and агент для контроля за селективностью (SCA), включающий смесь не содержащей сложный эфир композиции и силановой композиции.selectivity control agent (SCA) comprising a mixture of an ester-free composition and a silane composition. 11. Каталитическая композиция по п.10, в которой не содержащую сложный эфир композицию выбирают из группы, включающей: соединение простого диалкилового диэфира, поли(алкенгликоль) и простой моно- или ди-алкиловый эфир поли(алкенгликол)я.11. The catalyst composition of claim 10, wherein the ester-free composition is selected from the group consisting of: dialkyl diester compound, poly (alkylene glycol) and poly (alkene glycol) mono- or di-alkyl ether. 12. Каталитическая композиция по п.1, имеющая молярное соотношение алюминия и суммарного SCA в пределах от 0,5:1 до 50:1.12. The catalyst composition according to claim 1, having a molar ratio of aluminum to total SCA ranging from 0.5: 1 to 50: 1. 13. Каталитическая композиция по п.9, в которой не содержащая сложный эфир композиция представляет собой 2,2-диизобутил-1,3-диметоксипропан.13. The catalyst composition of claim 9, wherein the ester-free composition is 2,2-diisobutyl-1,3-dimethoxypropane. 14. Каталитическая композиция по п.9, в которой SCA дополнительно включает ограничивающий активность агент.14. The catalytic composition according to claim 9, in which the SCA further includes an activity limiting agent. 15. Каталитическая композиция по п.9, имеющая молярное соотношение алюминия и суммарного SCA в пределах от 0,5:1 до 4:1.15. The catalyst composition according to claim 9, having a molar ratio of aluminum to total SCA ranging from 0.5: 1 to 4: 1. 16. Каталитическая композиция, включающая:16. A catalytic composition comprising: одну или несколько композиций прокатализатора Циглера-Натта, содержащих одно или несколько соединений переходных металлов и один или несколько внутренних доноров электронов в виде эфиров ароматической дикарбоновой кислоты;one or more Ziegler-Natta procatalyst compositions containing one or more transition metal compounds and one or more internal electron donors in the form of aromatic dicarboxylic acid esters; один или несколько алюминийсодержащих сокатализаторов иone or more aluminum-containing cocatalysts and агент для контроля за селективностью (SCA), включающий смесь (i) силановой композиции из первого алкоксисилана и второго алкоксисилан и (ii) ограничивающего активность агента.selectivity control agent (SCA) comprising a mixture of (i) a silane composition from a first alkoxysilane and a second alkoxysilane and (ii) an activity limiting agent. 17. Каталитическая композиция по п.16, в которой первый алкоксисилан выбирают из группы, включающей: диметилдиметоксисилан, диизопропилдиметоксисилан, дициклопентилдиметоксисилан и бис(пергидроизохинолино)диметоксисилан.17. The catalytic composition according to clause 16, in which the first alkoxysilane is selected from the group consisting of: dimethyldimethoxysilane, diisopropyl dimethoxysilane, dicyclopentyl dimethoxysilane and bis (perhydroisoquinolino) dimethoxysilane. 18. Каталитическая композиция по п.16, в которой второй алкоксисилан выбирают из группы, включающей: диметилдиметоксисилан, этилтриэтоксисилан, н-пропилтриэтоксисилан, диизобутилдиэтоксисилан, метилциклогексилдиэтоксисилан, ди-н-бутилдиметоксисилан, тетраэтоксисилан и тетраметоксисилан.18. The catalytic composition according to clause 16, in which the second alkoxysilane is selected from the group comprising: dimethyldimethoxysilane, ethyltriethoxysilane, n-propyltriethoxysilane, methylcyclohexyl diethoxysilane, di-n-butyldimethoxysilane tetra. 19. Каталитическая композиция по п.16, в которой ограничивающий активность агент выбирают из группы, включающей: этил-п-этоксибензоат, C1-20-алкиловые эфиры алифатических C4-30-моно- или ди-карбоновых кислот и C4-20- моно- или поли-карбоксилатные производные C2-100-(поли)гликолей или простых C2-100-(поли)гликолевых эфиров.19. The catalytic composition according to clause 16, in which the activity-limiting agent is selected from the group consisting of: ethyl p-ethoxybenzoate, C 1-20- alkyl esters of aliphatic C 4-30 mono- or di-carboxylic acids and C 4- 20 - mono- or poly-carboxylate derivatives of C 2-100 - (poly) glycols or C 2-100 - (poly) glycol ethers. 20. Каталитическая композиция по п.16, в которой ограничивающий активность агент выбирают из группы, включающей: изопропиллаурат, изопропилмиристат и изопропилстеарат.20. The catalytic composition according to clause 16, in which the activity-limiting agent is selected from the group consisting of: isopropyl laurate, isopropyl myristate and isopropyl stearate. 21. Каталитическая композиция по п.16, в которой первый алкоксисилан представляет собой диметилдиметоксисилан и второй алкоксисилан выбирают из группы, включающей: дициклопентилдиметоксисилан, метилциклогексилдиметоксисилан и н-пропилтриметоксисилан.21. The catalyst composition of claim 16, wherein the first alkoxysilane is dimethyldimethoxysilane and the second alkoxysilane is selected from the group consisting of dicyclopentyldimethoxysilane, methylcyclohexyl dimethoxysilane and n-propyltrimethoxysilane. 22. Каталитическая композиция по п.16, имеющая молярное соотношение алюминия и суммарного SCA в пределах от 0,5:1 до 4:1.22. The catalyst composition according to clause 16, having a molar ratio of aluminum to total SCA in the range from 0.5: 1 to 4: 1. 23. Каталитическая композиция по п.16, в которой ограничивающий активность агент выбирают из группы, включающей: алкиловый эфир C4-C30-алифатической кислоты, простой диэфир и (поли)(алкиленгликолевый) эфир C4-C30-алифатической кислоты, и молярное соотношение алюминия и SCA составляет от 0,5:1 до 50:1.23. The catalytic composition according to clause 16, in which the activity limiting agent is selected from the group consisting of: C 4 -C 30 aliphatic acid alkyl ester, diester and ( 4 ) C 30 aliphatic acid poly (alkylene glycol) ester, and the molar ratio of aluminum to SCA is from 0.5: 1 to 50: 1. 24. Каталитическая композиция, включающая:24. A catalytic composition comprising: одну или несколько композиций прокатализатора Циглера-Натта, содержащих одно или несколько соединений переходных металлов и один или несколько внутренних доноров электронов в виде эфиров ароматической дикарбоновой кислоты;one or more Ziegler-Natta procatalyst compositions containing one or more transition metal compounds and one or more internal electron donors in the form of aromatic dicarboxylic acid esters; один или несколько алюминийсодержащих сокатализаторов иone or more aluminum-containing cocatalysts and агент для контроля за селективностью (SCA), включающий смесь (i) селективно ограничивающей композиции из алкоксисилана и несилановой композиции, и (ii) ограничивающего активность агента.a selectivity control agent (SCA) comprising a mixture of (i) a selectively limiting composition of an alkoxysilane and a non-silane composition, and (ii) an activity limiting agent. 25. Каталитическая композиция по п.24, в которой несилановую композицию выбирают из группы, включающей: соединения простого диэфира и пиперидиновые соединения.25. The catalytic composition according to paragraph 24, in which the non-silane composition is selected from the group including: diester compounds and piperidine compounds. 26. Каталитическая композиция по п.24, в которой несилановая композиция представляет собой 2,2-диизобутил-1,3-диметоксипропан.26. The catalytic composition according to paragraph 24, in which the non-silane composition is a 2,2-diisobutyl-1,3-dimethoxypropane. 27. Каталитическая композиция по п.24, в которой несилановая композиция представляет собой 2,2,6,6-тетраметилпиперидин.27. The catalytic composition according to paragraph 24, in which the non-silane composition is a 2,2,6,6-tetramethylpiperidine. 28. Способ полимеризации, включающий:28. The method of polymerization, including: введение пропилена и каталитической композиции в реактор-полимеризатор, каталитическая композиция включает композицию прокатализатора Циглера-Натта, внутренний донор электронов в виде эфира ароматической дикарбоновой кислоты, алюминийсодержащий сокатализатор и агент для контроля за селективностью (SCA), содержащий смесь ограничивающего активность агента и силановой композиции;introducing propylene and a catalyst composition into a polymerisation reactor, the catalyst composition includes a Ziegler-Natta procatalyst composition, an internal electron donor in the form of an aromatic dicarboxylic acid ester, an aluminum-containing cocatalyst, and a selectivity control agent (SCA) containing a mixture of an activity-limiting agent and a silane composition; обеспечение соотношения алюминия и суммарного SCA в пределах от 0,5:1 до 4:1 иensuring the ratio of aluminum and total SCA in the range from 0.5: 1 to 4: 1 and получение пропиленсодержащего полимера.obtaining a propylene-containing polymer. 29. Способ полимеризации по п.28, включающий введение в реактор SCA, содержащего смесь сложного C4-C30-алифатического эфира и силановой композиции.29. The polymerization process of claim 28, comprising introducing into the SCA reactor a mixture of a C 4 -C 30 aliphatic ester and a silane composition. 30. Способ полимеризации по п.28, включающий введение в реактор SCA, состоящего из не содержащей сложный эфир композиции и силановой композиции.30. The polymerization method according to p, comprising introducing into the SCA reactor, consisting of an ester-free composition and a silane composition. 31. Способ полимеризации по п.28, включающий введение в реактор SCA, состоящего из смеси (i) первого алкоксисилана и второго алкоксисилана и (ii) ограничивающего активность агента.31. The polymerization process of claim 28, comprising introducing into the SCA reactor a mixture of (i) a first alkoxysilane and a second alkoxysilane and (ii) an activity limiting agent. 32. Способ полимеризации по п.28, включающий поддержание соотношения алюминий и титан приблизительно при 45:1.32. The polymerization method according to p, including maintaining the ratio of aluminum and titanium at approximately 45: 1. 33. Способ полимеризации по п.28, по которому пропиленсодержащий полимер имеет содержание растворимых в ксилоле веществ приблизительно от 0,5 до 6,0 мас.%.33. The polymerization method according to p, in which the propylene-containing polymer has a content of soluble in xylene substances from about 0.5 to 6.0 wt.%. 34. Способ по п.28, включающий гашение с помощью каталитической композиции процесса полимеризации, когда реактор-полимеризатор имеет температуру свыше 100°C.34. The method according to p. 28, including quenching using a catalytic composition of the polymerization process, when the polymerization reactor has a temperature above 100 ° C. 35. Способ полимеризации, включающий:35. The method of polymerization, including: введение газа, содержащего пропилен и каталитическую композицию, в реактор-полимеризатор, каталитическая композиция включает композицию прокатализатора Циглера-Натта, внутренний донор электронов, алюминийсодержащий сокатализатор и агент для контроля за селективностью (SCA), содержащий смесь ограничивающего активность агента и силановой композиции;introducing a gas containing propylene and a catalyst composition into a polymerization reactor, the catalyst composition includes a Ziegler-Natta procatalyst composition, an internal electron donor, an aluminum-containing cocatalyst, and a selectivity control agent (SCA) containing a mixture of an activity-limiting agent and a silane composition; формирование псевдоожиженного слоя полимерных частиц, создание объемной плотности псевдоожиженного слоя; иthe formation of a fluidized bed of polymer particles, the creation of bulk density of the fluidized bed; and снижение парциального давления пропилена с целью повышения объемной плотности без загрязнения реактора.reduction of the partial pressure of propylene in order to increase bulk density without contaminating the reactor. 36. Способ по п.35, включающий увеличение объемной плотности на величину приблизительно от 10 до 100%.36. The method according to clause 35, comprising increasing the bulk density by a value of from about 10 to 100%. 37. Способ по п.35, включающий поддержание соотношения алюминия и суммарного SCA приблизительно в пределах от 0,5:1 до 4:1.37. The method according to clause 35, comprising maintaining the ratio of aluminum and the total SCA in the range from about 0.5: 1 to 4: 1. 38. Способ по п.35, включающий введение в реактор газа с температурой точки росы на 1°C-10°C ниже, чем температура псевдоожиженного слоя, и снижение количества жидкого пропилена, присутствующего в реакторе.38. The method according to clause 35, comprising introducing into the reactor a gas with a dew point temperature of 1 ° C-10 ° C lower than the temperature of the fluidized bed, and reducing the amount of liquid propylene present in the reactor. 39. Способ по п.35, включающий увеличение времени пребывания для каталитической композиции.39. The method according to clause 35, including increasing the residence time for the catalytic composition. 40. Способ по п.35, по которому способ имеет норму выработки для полимерных частиц, способ включает поддержание норма выработки при снижении.40. The method according to clause 35, in which the method has a production rate for polymer particles, the method includes maintaining the production rate at a decrease. 41. Способ по п.35, включающий получение гомополимера полипропилена, имеющего содержание растворимых в ксилоле веществ приблизительно от 0,5 до 6 мас.%.41. The method according to clause 35, including obtaining a homopolymer of polypropylene having a content of soluble in xylene substances from about 0.5 to 6 wt.%. 42. Способ по п.35, включающий гашение с помощью каталитической композиции взаимодействия, когда температура псевдоожиженного слоя составляет приблизительно выше 100°C.42. The method according to clause 35, including quenching using the catalytic composition of the interaction, when the temperature of the fluidized bed is approximately above 100 ° C. 43. Способ по п.35, по которому пропиленсодержащий полимер содержит меньше, чем 3 млн-1 остаточного титана.43. The method according to clause 35, in which the propylene-containing polymer contains less than 3 million -1 residual titanium. 44. Способ полимеризации, включающий:44. The method of polymerization, including: введение газообразного пропилена, газообразного этилена и каталитической композиции в реактор-полимеризатор, каталитическая композиция содержит композицию прокатализатора Циглера-Натта, внутренний донор электронов в виде эфира ароматической дикарбоновой кислоты, алюминийсодержащий сокатализатор и агент для контроля за селективностью (SCA), включающий смесь ограничивающего активность агента и силановой композиции;introducing propylene gas, ethylene gas, and the catalyst composition into the polymerisation reactor, the catalyst composition contains a Ziegler-Natta procatalyst composition, an internal electron donor in the form of an aromatic dicarboxylic acid ester, an aluminum-containing cocatalyst, and a selectivity control agent (SCA) comprising a mixture of an activity limiting agent and silane composition; способ также включает поддержание соотношения алюминия и суммарного SCA в пределах от 0,5:1 до 4:1 иthe method also includes maintaining the ratio of aluminum and total SCA in the range from 0.5: 1 to 4: 1 and получение сополимера пропилена и этилена.obtaining a copolymer of propylene and ethylene. 45. Способ по п.44, включающий получение статистического сополимера пропилена и этилена, имеющего содержание этилена примерно свыше 4 мас.%.45. The method according to item 44, including obtaining a statistical copolymer of propylene and ethylene having an ethylene content of approximately more than 4 wt.%. 46. Способ по п.44, включающий снижение парциального давления газообразного пропилена в реакторе и формирование сферических частиц сополимера пропилена и этилена.46. The method according to item 44, including reducing the partial pressure of gaseous propylene in the reactor and the formation of spherical particles of a copolymer of propylene and ethylene. 47. Способ по п.46, по которому парциальное давление газообразного пропилена не снижают при получении полимера.47. The method according to item 46, in which the partial pressure of gaseous propylene is not reduced upon receipt of the polymer. 48. Способ полимеризации, включающий:48. The method of polymerization, including: введение пропилена и каталитической композиции в реактор-полимеризатор, каталитическая композиция содержит композицию прокатализатора Циглера-Натта, внутренний донор электронов в виде эфира ароматической дикарбоновой кислоты, алюминийсодержащий сокатализатор и агент для контроля за селективностью (SCA), включающий смесь силановой композиции и ограничивающего активность агента, выбираемого из группы, включающей алкиловый эфир C4-C30-алифатической кислоты, простой диэфир, (поли)(алкенгликолевый) эфир C4-C30-алифатической кислоты;introducing propylene and a catalytic composition into the polymerisation reactor, the catalytic composition contains a Ziegler-Natta procatalyst composition, an internal electron donor in the form of an aromatic dicarboxylic acid ester, an aluminum-containing cocatalyst, and a selectivity control agent (SCA), including a mixture of a silane composition and an activity limiting agent, selected from the group consisting of C 4 -C 30 aliphatic acid alkyl ester, diester, (poly) (alkene glycol) C 4 -C 30 aliphatic acid ester; поддержание соотношения алюминия и суммарного SCA в пределах от 0,5:1 до 50:1 иmaintaining the ratio of aluminum and total SCA in the range from 0.5: 1 to 50: 1 and получение пропиленсодержащего полимера. obtaining a propylene-containing polymer.
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